Write oem file wich included in the File And Flash This Firmware In Upgrade Mode
Only Platinum And Super Platinum -- To Get Password http://pass.halabtech.com/ فقط اصحاب العضوية السنوية يحصلون على كلمة سر من خلال الرابط
(After flash use *Safe Mode Method To Reset Frp* https://www.youtube.com/watch?v=VL4FdfEtDnA) /// (Be Careful Some phone Dead after Downgrade The problem with emmc chip)
STK-L21MEA 10.0.0.193(C185E3R6P1)_Firmware_EMUI10.0.0_05015XSC